Heat and Mass Transfer The heat is transferred by conduction, convection and radiation in Melting of ice Boiler furnaces None of these Condensation of steam in condenser Melting of ice Boiler furnaces None of these Condensation of steam in condenser ANSWER DOWNLOAD EXAMIANS APP
Heat and Mass Transfer Two plates spaced 150 mm apart are maintained at 1000°C and 70°C. The heat transfer will take place mainly by Radiation Forced convection Convection Free convection Radiation Forced convection Convection Free convection ANSWER DOWNLOAD EXAMIANS APP
Heat and Mass Transfer The total radiation from a black body per second per unit area is ________ fourth power of the absolute temperature. This statement is known as Stefan Boltzmann law. Directly proportional to Equal to Inversely proportional to None of these Directly proportional to Equal to Inversely proportional to None of these ANSWER DOWNLOAD EXAMIANS APP
Heat and Mass Transfer Thermal conductivity of water in general with rise in temperature Increases May increase or decrease depending on temperature Remain constant Decreases Increases May increase or decrease depending on temperature Remain constant Decreases ANSWER DOWNLOAD EXAMIANS APP
Heat and Mass Transfer The heat of sun reaches to us according to Radiation Conduction Convection None of these Radiation Conduction Convection None of these ANSWER DOWNLOAD EXAMIANS APP
Heat and Mass Transfer Upto the critical radius of insulation, Convective heat loss will be less than conductive heat loss Added insulation will increase heat loss Added insulation will decrease heat loss Heat flux will decrease Convective heat loss will be less than conductive heat loss Added insulation will increase heat loss Added insulation will decrease heat loss Heat flux will decrease ANSWER DOWNLOAD EXAMIANS APP
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